86549104273 has 2 divisors, whose sum is σ = 86549104274. Its totient is φ = 86549104272.

The previous prime is 86549104253. The next prime is 86549104303. The reversal of 86549104273 is 37240194568.

It is a happy number.

It is the 120104-th star number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86525987409 + 23116864 = 294153^2 + 4808^2 .

It is a cyclic number.

It is not a de Polignac number, because 86549104273 - 2¹⁷ = 86548973201 is a prime.

It is not a weakly prime, because it can be changed into another prime (86549104253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43274552136 + 43274552137.

It is an arithmetic number, because the mean of its divisors is an integer number (43274552137).

It is a 2-persistent number, because it is pandigital, and so is 2⋅86549104273 = 173098208546, but 3⋅86549104273 = 259647312819 is not.

Almost surely, 2^86549104273 is an apocalyptic number.

It is an amenable number.

86549104273 is a deficient number, since it is larger than the sum of its proper divisors (1).

86549104273 is an equidigital number, since it uses as much as digits as its factorization.

86549104273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 86549104273 in words is "eighty-six billion, five hundred forty-nine million, one hundred four thousand, two hundred seventy-three".